Can opener



FIG. 1 is a right side perspective view of the can opener;

FIG. 2 is a left side perspective view of the can opener;

FIG. 3 is a front elevation view of the can opener;

FIG. 4 is a right side elevation view of the can opener;

FIG. 5 is a rear elevation view of the can opener; and,

FIG. 6 is a left side elevation view of the can opener. 

The ornamental design for a can opener, as shown. 